I-75 tanker crash blocks southbound traffic in Monroe County

Southbound I-75 in Monroe County. 

Southbound I-75 was fully blocked in Monroe County early Friday morning after a tanker lost control. 

Traffic was backed up for miles from I-75 and S Huron River Drive, just south of Rockwood past the Huron River.

Crews that responded to the scene may have been concerned about potentially hazardous material leaking out of the tanker.

This is a breaking news story. Check back later for more details.